total cost of food and drink was less than $116. if $80 was spent on food and 12 bottles of fruit drink were bought for d dollars per bottle. solve the inequality help me please i’ll give 100 points

The value, v, of kalani’s stock investments over a time period, x, can be determined using the equation v=750(0.80)^-x. what is the rate of increase or decrease associated with this account? 20% decrease 20% increase 25% decrease 25% increase